SMHI director awarded 17,235 restricted shares

Regan Robert Christopher reported acquisition or exercise transactions in this Form 4 filing.

Rhea-AI Filing Summary

Regan Robert Christopher reported acquisition or exercise transactions in this Form 4 filing.

SEACOR Marine Holdings Inc. director Robert Christopher Regan received a restricted stock award of 17,235 shares of common stock at $0.00 per share as a compensation grant. Following this award, he directly holds 95,897 common shares.

The restricted stock award will lapse on the earlier of the date of the Issuer’s 2027 annual meeting of stockholders (if that date is at least 50 weeks from the grant date) or June 2, 2027. Separately, 48,485 common shares are held indirectly by the RC Regan Trust, for which his spouse is trustee, and he disclaims beneficial ownership except to the extent of his pecuniary interest.

Insider Trade Summary

Grant/Award: 17,235 shares

Grant/Award 2 txns

Insider Regan Robert Christopher

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	17,235	$0.00	$0.00
holding	Common Stock	--	--	--

Holdings After Transaction: Common Stock — 95,897 shares (Direct); Common Stock — 48,485 shares (Indirect, by RC Regan Trust)

Footnotes (2)

1. F1. The restricted stock award reported in this Form 4 will lapse on the earlier of (i) the date of the 2027 annual meeting of stockholders of the Issuer, provided that such date is not less than 50 weeks from the grant date of such award, and (ii) June 2, 2027.
2. F2. Reporting Person's spouse is trustee. Reporting Person disclaims beneficial ownership except to the extent of his pecuniary interest.

Key Figures

Restricted stock award: 17,235 shares Price per awarded share: $0.0000 per share Direct holdings after grant: 95,897 shares +2 more

5 metrics

Restricted stock award 17,235 shares Common Stock grant coded A at $0.0000 per share

Price per awarded share $0.0000 per share Restricted stock award to director as compensation

Direct holdings after grant 95,897 shares Total SMHI common stock directly held post-transaction

Indirect trust holdings 48,485 shares Common stock held by RC Regan Trust with spouse as trustee

Award lapse latest date June 2, 2027 Award lapses earlier of 2027 annual meeting or June 2, 2027

Key Terms

restricted stock award, annual meeting of stockholders, beneficial ownership, pecuniary interest, +1 more

5 terms

restricted stock award financial

"The restricted stock award reported in this Form 4 will lapse on the earlier of"

A restricted stock award is company shares given to an employee or executive that cannot be sold or fully owned until certain conditions—like staying with the company for a set time or hitting performance targets—are met. Think of it as a gift that only becomes yours after you fulfill specific obligations; for investors, these awards matter because they can increase the total shares outstanding when they vest, reveal how management is being paid and motivated, and create potential selling pressure when restrictions lift.

annual meeting of stockholders regulatory

"the date of the 2027 annual meeting of stockholders of the Issuer"

beneficial ownership regulatory

"Reporting Person disclaims beneficial ownership except to the extent of his pecuniary interest"

Beneficial ownership means the person or entity that actually enjoys the benefits of owning shares or other assets — such as receiving dividends, voting rights, or price gains — even if the legal title is held in another name. For investors it matters because knowing who truly controls and profits from a company reveals who can influence decisions, exposes potential conflicts of interest or hidden concentration of power, and affects transparency and risk in the stock.

pecuniary interest financial

"disclaims beneficial ownership except to the extent of his pecuniary interest"

trustee financial

"Reporting Person's spouse is trustee"

A trustee is a person or institution legally appointed to hold and manage assets or enforce an agreement on behalf of other people (beneficiaries). Think of a trustee as a neutral referee or custodian who must act in the beneficiaries’ best interests, follow the trust or contract rules, and handle distributions, recordkeeping and enforcement. Investors care because a trustworthy trustee protects their rights, ensures promised payments or remedies are delivered, and can influence recoveries if things go wrong.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did SMHI director Robert Christopher Regan report?

Regan reported receiving a restricted stock award of 17,235 SMHI common shares as a grant at $0.00 per share. This is a compensation-related acquisition, not an open-market purchase or sale, and increases his directly held common stock position.

How many SEACOR Marine (SMHI) shares does Regan hold after this Form 4?

After the grant, Regan directly holds 95,897 SMHI common shares. In addition, 48,485 shares are held indirectly through the RC Regan Trust, where his spouse is trustee and he disclaims beneficial ownership beyond his pecuniary interest.

When does Robert Regan’s SMHI restricted stock award lapse or vest?

The restricted stock award will lapse on the earlier of the 2027 annual meeting of stockholders (provided this date is at least 50 weeks from grant) or June 2, 2027. This establishes the outer timeframe for the award’s restrictions to end.

Is the SMHI Form 4 transaction an open-market buy or sell?

No, the Form 4 shows a grant or award acquisition of 17,235 restricted shares at $0.00 per share, coded “A”. This reflects equity compensation granted by the company, not an open-market purchase or sale of existing shares.

What is the RC Regan Trust’s role in Regan’s SMHI share ownership?

The filing states that 48,485 SMHI common shares are held indirectly by the RC Regan Trust. Regan’s spouse is trustee, and Regan disclaims beneficial ownership of these shares except to the extent of his pecuniary interest, limiting his effective economic claim.

How is beneficial ownership described for Regan’s indirect SMHI holdings?

For the indirect holdings, the Form 4 notes his spouse is trustee and that Regan disclaims beneficial ownership of those shares except for his pecuniary interest. This clarifies he may not control voting or investment decisions for the trust-held shares.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 06/04/2026 - 04:46 PM EDT Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Regan Robert Christopher

(Last) (First) (Middle)

C/O SEACOR MARINE HOLDINGS INC.

12121 WICKCHESTER LANE, SUITE 500

(Street)

HOUSTON TEXAS 77079

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
SEACOR Marine Holdings Inc. [ SMHI ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
06/02/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	06/02/2026		A		17,235(1)	A	$0	95,897	D
Common Stock								48,485	I	by RC Regan Trust(2)

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. The restricted stock award reported in this Form 4 will lapse on the earlier of (i) the date of the 2027 annual meeting of stockholders of the Issuer, provided that such date is not less than 50 weeks from the grant date of such award, and (ii) June 2, 2027.

2. Reporting Person's spouse is trustee. Reporting Person disclaims beneficial ownership except to the extent of his pecuniary interest.

	/s/ Andrew H. Everett II, Attorney-in-Fact	06/04/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)